Method for Transmitting and Receiving Phase Tracking Reference Signal Between Terminal and Base Station in Wireless Communication System, and Device for Supporting Same

3. The method of claim 1, wherein each of the CSI reports #1 to #N includes part 1 CSI, and one or more CSI report among the CSI reports #1 to #N includes part 2 CSI.

4. The method of claim 3, wherein the LI is included in the part 2 CSI of the at least one of the CSI report including the wideband CSI.

6. The method of claim 3, wherein the part 2 CSI includes at least a precoding matrix indicator (PMI) or a channel quality indicator (CQI) for a second codeword.

7. The method of claim 6, wherein the LI is separately encoded with the PMI or the CQI for the second codeword.

10. The UE of claim 8, wherein each of the CSI reports #1 to #N includes part 1 CSI, and one or more CSI report among the CSI reports #1 to #N includes part 2 CSI.

11. The UE of claim 10, wherein the LI is included in the part 2 CSI of the at least one of the CSI report including the wideband CSI.

13. The UE of claim 10, wherein the part 2 CSI includes at least a precoding matrix indicator, PMI, or a channel quality indicator (CQI) for a second codeword.

14. The UE of claim 13, wherein the LI is separately encoded with the PMI or the CQI for the second codeword.